1 files changed, 33 insertions, 0 deletions
diff --git a/javaparser-core/src/main/javacc-support/com/github/javaparser/RangedList.java b/javaparser-core/src/main/javacc-support/com/github/javaparser/RangedList.java
new file mode 100644
index 000000000..328ec50fb
--- /dev/null
+++ b/javaparser-core/src/main/javacc-support/com/github/javaparser/RangedList.java
@@ -0,0 +1,33 @@
+package com.github.javaparser;
+
+import com.github.javaparser.ast.Node;
+import com.github.javaparser.ast.NodeList;
+
+/**
+ * Helper class for {@link GeneratedJavaParser}
+ */
+class RangedList<T extends Node> {
+    /* A ranged list MUST be set to a begin and end,
+       or these temporary values will leak out */
+    TokenRange range = new TokenRange(JavaToken.INVALID, JavaToken.INVALID);
+    NodeList<T> list;
+
+    RangedList(NodeList<T> list) {
+        this.list = list;
+    }
+
+    void beginAt(JavaToken begin) {
+        range = range.withBegin(begin);
+    }
+
+    void endAt(JavaToken end) {
+        range = range.withEnd(end);
+    }
+
+    void add(T t) {
+        if (list == null) {
+            list = new NodeList<>();
+        }
+        list.add(t);
+    }
+}